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Maintenance
1. In the condition of power off, make a clean for the outside body by soft towel with little detergent, and then wipe it up
with dry towel, once or twice per month.(see diagram 9)
Diagram 9
2. It is a critical step for daily maintenance to clean intake air filter, at least twice a month.
Detail steps: take off the two intake air filter on both sides of the body, clean them with detergent and clean it out with
clean water completely, get ride of extra water and dry up naturally, finally set back after dry up.(see diagram 10)
air filter
Diagram 10
Damage: Do not operate the concentrator without the filters installed, or while filters are wet. These actions could
permanently damage the concentrator.
3. Change of Secondary Filter (Under the humidifier)
First of all remove the intake filter and then turn off the secondary filter counterclockwise as shown in Figure 11. Remove
the filter cloth and change it with the new filter.
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